CHAPTEE X 



SECTIONS OF WHEAT STEMS, AND 

 DODDER ON CLOVER 



Section of Wheat Stem. 



E illustrations reveal a marvellous 

 -* arrangement of cells in simple sections 

 of an ordinary plant. The perfect order and 

 the way in which they are all disposed in so 

 limited a space as the thickness of a stem 

 of wheat is most surprising. There are few, 

 if any, of our grasses which have a more 

 remarkable history than that of the common 

 wheat, Triticum vulgare. For this, and for 

 other apparent reasons, information about this 

 plant should be well studied by everybody. 

 The plant is, of course, known to every one; 



but few are aware that it is derived from a wild 



ua 



